Water Sampling Vials Offer Easy Open and Close
Economical Sterile Lock-N-Seal Water Sampling Vials are constructed of durable, high-clarity polypropylene to prevent breakage and facilitate in-vial colorimetric and UV testing. Easy to open and close with just one hand. Arrow locking device ensures sterility before use and Lock-N-Seal security latch prevents opening during transport. Includes sample identification labels and a Chain of Custody tie. No. 107196 includes a sodium thiosulfate pill. Made in the USA.